/* -------------------------------------------------- for文 数字の繰り返し For_02_number -------------------------------------------------- */ import java.io.*; import java.text.*; class For_02_number { public static void main(String[] args ) throws Exception{ int i; DecimalFormat fm=new DecimalFormat("000"); for ( i=1 ; i<=100 ; i++ ) { System.out.print(fm.format(i)+" "); if ( i%10 == 0 ) System.out.print("\n"); } } }